San Francisco would be rebuilt. It was rebuilt after 1906, as was Galveston after 1900. Katrina and New Orleans are a different kind of problem and can't really be compared to any other situation in the US.
WARNING & DISCLAIMER:
SELECT AND USE OUTDOORS AND SURVIVAL EQUIPMENT, SUPPLIES AND TECHNIQUES AT YOUR OWN RISK. Information posted
on this forum is not reviewed for accuracy and may not be reliable, use at your own risk. Please
review the full WARNING & DISCLAIMER about information on this
site.